Patent US3139861A successfully refreshed from Google Patents.
US3139861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Animal feeder
Assignee: Sioux Steel Co
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Filing: 1962-10-22
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Granted: 1964-07-07
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Expires: 1982-10-22
Abstract
No abstract record available.
Inventors
- 👤 Norman J Oliver
- 👤 Edward M Jankowski
- 👤 Phillip M Rysdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:13
CPC Classifications
A; A01; A01K; A01K5/00; A01K5/02; A01K5/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
IN AN ANIMAL FEEDER COMPRISING AN UPRIGHT CYLINDRICAL CONTAINER TAPERING AT ITS LOWER PART TO A LOWER EDGE DEFINING A DISCHARGE OPENING, A CONICAL BOTTOM FOR THE CONTAINER HAVING A TERMINAL CIRCULAR EDGE SPACED FROM SAID LOWER EDGE TO PROVIDE A FLOW OF SPACE FOR FEED, UPRIGHT BRACKET MEANS SECURING SAID CONICAL BOTTOM TO SAID CONTAINER, AND A CONTROL RING MOUNTED SLIDABLY IN SAID DISCHARGE OPENING PARTIALLY BLOCKING SAID FLOW SPACE, THE IMPROVEMENT WHICH COMPRISES A PLURALITY OF INDIVIDUAL SAGMENTAL FEED BOWLS SECURED IN ANNULAR ARRAY AROUND SAID DISCHARGE OPENING, EACH SAID BOWL HAVING A SMOOTHLY ROUNDED INTERIOR AND A GROOVE ADJACENT ITS INNER EDGE PORTION FOR RECEIVING SAID TERMINAL CIRCULAR EDGE, FASTENER MEANS FOR SECURING SAID INNER EDGE PORTION TO SAID TERMINAL CIRCULAR EDGE THEREBY PROVIDING A SMOOTH TRANSITION FROM SAID CIRCULAR EDGE TO THE BOTTOM SURFACE OF SAID BOWL, A SHAFT EXTENDING HORIZONTALLY THROUGH SAID CONTAINER, CRANK ARMS ON SAID SHAFT, HANGERS FROM SAID CRANK ARMS SUPPORTING SAID CONTROL RING IN SPACED RELATION WITH SAID TERMINAL CIRCULAR EDGE, AND A HANDLE ON SAID SHAFT OUTSIDE THE CONTAINER FOR TURNING SAID CRANK ARMS TO ADJUST THE SIZE OF SAID FLOW SPACE.
Claim 2
Dependent Claim
192 words
IN AN ANIMAL FEEDER COMPRISING AN UPRIGHT CYLINDRICAL CONTAINER TAPERING AT ITS LOWER PART TO A LOWER EDGE DEFINING A DISCHARGE OPENING, A CONICAL BOTTOM FOR THE CONTAINER HAVING A TERMINAL CIRCULAR EDGE SPACED FROM SAID LOWER EDGE TO PROVIDE A FLOW OF SPACE FOR FEED, UPRIGHT BRACKET MEANS SECURING SAID CONICAL BOTTOM TO SAID CONTAINER, AND A CONTROL RING MOUNTED SLIDABLY IN SAID DISCHARGE OPENING PARTIALLY BLOCKING SAID FLOW SPACE, THE IMPROVEMENT WHICH COMPRISES A PLURALITY OF INDIVIDUAL SAGMENTAL FEED BOWLS SECURED IN ANNULAR ARRAY AROUND SAID DISCHARGE OPENING, EACH SAID BOWL HAVING A SMOOTHLY ROUNDED INTERIOR AND A GROOVE ADJACENT ITS INNER EDGE PORTION FOR RECEIVING SAID TERMINAL CIRCULAR EDGE, FASTENER MEANS FOR SECURING SAID INNER EDGE PORTION TO SAID TERMINAL CIRCULAR EDGE THEREBY PROVIDING A SMOOTH TRANSITION FROM SAID CIRCULAR EDGE TO THE BOTTOM SURFACE OF SAID BOWL, A SHAFT EXTENDING HORIZONTALLY THROUGH SAID CONTAINER, CRANK ARMS ON SAID SHAFT, HANGERS FROM SAID CRANK ARMS SUPPORTING SAID CONTROL RING IN SPACED RELATION WITH SAID TERMINAL CIRCULAR EDGE, AND A HANDLE ON SAID SHAFT OUTSIDE THE CONTAINER FOR TURNING SAID CRANK ARMS TO ADJUST THE SIZE OF SAID FLOW SPACE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |